Constructing an information report
A written explanation usually involves three steps. First, there is the general statement about the event or thing. Next follows a series of paragraphs that tell the hows and whys. The final step is concluding paragraph.
Grammatical features of an information report
Information reports usually include the following grammatical features :
Technical language related to the subject
Technical use of the timeless present tense
Technical use of general nouns (e.g. weather, skin, earthquakes) rather than proper nouns
Technical linking verbs to describe behaviors or qualities (cells are surrounded by a membrane)